Product Model and Features
SH-NKT12(1-1)B
- DC 12 V supply
- Dedicated call-button and audio wiring
- Enclosed module with colour-coded leads

Product Information and Specifications
| Model | NKT12(1-1)B |
|---|---|
| Rated voltage | DC 12 V |
| Call-button wiring | Brown: EB2; Blue: EB1 |
| Audio wiring | Yellow: L; Orange: R |
| Power wiring | Black: GND (−); Red: DC 12 V (+) |
Before Ordering
Align the microphone and speaker with the COP voice openings. Connect the DC 12 V and GND supply according to the intercom wiring instructions, and verify every lead before energising the module.
Frequently Asked Questions
What is the model of this product?
The commercial model is SH-NKT12(1-1)B.
What should be matched before ordering?
Match the full model marking, physical layout, connectors and installed equipment requirements.
Can a similar-looking part be used instead?
Appearance alone is not sufficient. Use the exact model and the applicable equipment documentation when selecting a replacement.